Frequency

Percent

Valid Percent

Cumulative Percent

Valid

18 - 20

60

14.3

14.3

14.3

21 - 25

90

21.4

21.4

35.7

26 - 30

80

19.0

19.0

54.8

36 - 31

130

31.0

31.0

85.7

37 - 40

30

7.1

7.1

92.9

40 and above

30

7.1

7.1

100.0

Total

420

100.0

100.0